1 /*
2  * YAFFS: Yet another Flash File System . A NAND-flash specific file system.
3  *
4  * Copyright (C) 2002-2011 Aleph One Ltd.
5  *   for Toby Churchill Ltd and Brightstar Engineering
6  *
7  * Created by Charles Manning <charles@aleph1.co.uk>
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU Lesser General Public License version 2.1 as
11  * published by the Free Software Foundation.
12  *
13  * Note: Only YAFFS headers are LGPL, YAFFS C code is covered by GPL.
14  */
15 
16 #ifndef __YAFFS_SUMMARY_H__
17 #define __YAFFS_SUMMARY_H__
18 
19 #include "yaffs_packedtags2.h"
20 
21 
22 int yaffs_summary_init(struct yaffs_dev *dev);
23 void yaffs_summary_deinit(struct yaffs_dev *dev);
24 
25 int yaffs_summary_add(struct yaffs_dev *dev,
26 			struct yaffs_ext_tags *tags,
27 			int chunk_in_block);
28 int yaffs_summary_fetch(struct yaffs_dev *dev,
29 			struct yaffs_ext_tags *tags,
30 			int chunk_in_block);
31 int yaffs_summary_read(struct yaffs_dev *dev,
32 			struct yaffs_summary_tags *st,
33 			int blk);
34 void yaffs_summary_gc(struct yaffs_dev *dev, int blk);
35 
36 
37 #endif
38